ISRC GBF078330701

Verified recording

GBF078330701 is “Semper Fidelis” by John Philip Sousa, registered on the CopyrightChains blockchain with CopyrightID 0xa210f7c2621ae98131a22ece43a0c724ba50a3979f4f8233b7aa03564a1c8a4e and independently timestamped in Bitcoin block 960337 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078330701.

Recording identifiers

ISRC
GBF078330701
Title
Semper Fidelis
Artist
John Philip Sousa
CopyrightID (CopyrightChains transaction hash)
0xa210f7c2621ae98131a22ece43a0c724ba50a3979f4f8233b7aa03564a1c8a4e

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T02:51:48+00:00
Bitcoin block
960337
Canonical record hash
sha256:2d4f0d5d10d0b1d155daabf16eb586a974025cb615096977a275c1b9adc4010c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078330701
Bitcoin block existence check
https://blockstream.info/api/block/960337

Full record

Track page: Semper Fidelis · Machine-readable JSON-LD